19
TROUBLESHOOTING
Is Audio signal at IC601 pin#1,
12?
Check Input Front JACK.
NO
Is Audio signal output at IC601 pin
#3, 13?
Check IC501.
YES
Replace IC601.
Comparing with switching table, are SWA, B CTL SIGNAL
right at IC601 pin #9,10?
NO
Check Output JACK.
YES
YES
NO
e. FRONT E-E
No sound in Front
E-E mode.
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Summary of Contents for DC-B84D1P
Page 29: ...28 CIRCUIT DIAGRAM 3 A V CIRCUIT DIAGRAM All manuals and user guides at all guides com...
Page 37: ...36 PCB CIRCUIT BOARD 1 1 VCR MAIN All manuals and user guides at all guides com...
Page 38: ...37 PCB CIRCUIT BOARD 1 2 POWER All manuals and user guides at all guides com...
Page 39: ...38 PCB CIRCUIT BOARD 1 3 DVD MAIN All manuals and user guides at all guides com...
Page 45: ...44 INSTRUMENT DISASSEMBLY G Explode view All manuals and user guides at all guides com...
